The force said officers executed a warrant at a house in Princess Road in Moss Side in the early hours of Sunday morning.

Police have arrested 18 people in connection with the investigation but six have since been released without charge.

Twelve men aged between 18 and 44 are now in custody on suspicion of terrorism offences in connection with the attack.

Five people from the North East were among the 22 who died in the suicide bomb attack in Manchester Arena; Chloe Rutherford, 17, and boyfriend Liam Curry, 19, from South Shields; Hartlepool born Jane Tweddle-Taylor, 51; and Philip Tron, 32, and his partner’s daughter Courtney Boyle, 19, from Gateshead.